The size of Timboon is approximately 82 square kilometres. It has 7 parks covering nearly 4% of total area. The population of Timboon in 2011 was 1,255 people. By 2016 the population was 1,191 showing a population decline of 5.1% in the area during that time. The predominant age group in Timboon is 50-59 years. Households in Timboon are primarily childless couples and are likely to be repaying $1000 - $1399 per month on mortgage repayments. In general, people in Timboon work in a labourer occupation. In 2011, 80.6% of the homes in Timboon were owner-occupied compared with 78.2% in 2016. Currently the median sales price of houses in the area is $430,000.